CN205898973U - Motor testboard frame for electric automobile - Google Patents
Motor testboard frame for electric automobile Download PDFInfo
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- CN205898973U CN205898973U CN201620355507.3U CN201620355507U CN205898973U CN 205898973 U CN205898973 U CN 205898973U CN 201620355507 U CN201620355507 U CN 201620355507U CN 205898973 U CN205898973 U CN 205898973U
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- sound
- motor
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- electric automobile
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Abstract
The utility model discloses a motor testboard frame for electric automobile, including sound -proof chamber, dynamometer machine, transmission shaft, first support and second support, set up in the sound -proof chamber first support, the sound -proof chamber outside sets up the second support sets up on the second support the dynamometer machine, the transmission shaft runs through a lateral wall of sound -proof chamber, one end is connected the dynamometer machine, the motor output shaft that awaits measuring on first support is placed in other end connection, major axis pipe box, major axis pipe box outside parcel noise elimination part have been cup jointed to the part that the transmission shaft is located the sound -proof chamber. The utility model discloses a motor testboard frame for electric automobile, the major axis pipe box is cup jointed to the transmission shaft part that will be located the sound -proof chamber, major axis pipe box outside parcel noise elimination part, the noise that produces in the time of can reducing the transmission shaft transmission effectively, not only simple structure still need not to establish full anechoic chamber of specialty or semi -anechoic room, reduces the cost of equipment widely.
Description
Technical field
The utility model is related to electromechanical testing field, more particularly, to a kind of Motor for Electric Automobile testboard bay.
Background technology
Motor for Electric Automobile and its controller exploitation and sizing need through multinomial strict test examination, and GB
Gb/t 18488.2-2006 " Motor for Electric Automobile and its controller _ part 2 _ test method " clear stipulaties motor
Test can include the many indexs such as dynamic characteristics, efficiency and vibration noise.Existing motor performance test stand can only be tested dynamic
Power performance and electrical property, the vibration noise performance if necessary to testing of electric motors then needs to enter in professional whole elimination room or semianechoic room
OK, but these professional laboratory costs are higher.
Utility model content
A kind of structure is simple, lower-cost possess vibration and noise test function in order to provide for main purpose of the present utility model
Motor for Electric Automobile testboard bay.
In order to realize foregoing invention purpose, the utility model proposes a kind of Motor for Electric Automobile testboard bay, including every
Sound chamber, dynamometer machine, power transmission shaft, the first bearing and the second bearing；
Described sound insulation interior described first bearing of setting, arranges described second bearing, the second bearing sets outside sound booth
Put described dynamometer machine；Described power transmission shaft runs through the side wall of described sound booth, and one end connects described dynamometer machine, and the other end connects to be put
Put the motor output shaft to be measured on the first bearing；
Described power transmission shaft is located at the indoor part of sound insulation and is socketed with major axis pipe box, wraps up muffler part outside major axis pipe box.
Further, described sound booth includes Double-layer sound-insulation wall, and the interior wall of Double-layer sound-insulation wall arranges first, double-deck every
On the exterior wall of sound wall, corresponding first is provided with second.
Further, described first bearing includes the first elastic layer and the first podium level；On the bottom surface of described sound booth
Described first elastic layer is set, the first elastic layer arranges described first podium level, the first podium level is placed and treats measured motor；
And/or,
Described second bearing includes the second elastic layer and the second podium level；Arrange described on ground outside described sound booth
Second elastic layer, the second elastic layer arranges described second podium level, and the second podium level is placed described dynamometer machine.
Further, described power transmission shaft passes through the output shaft that the first coupling spindle connects motor to be tested, couples by second
Axle connects described dynamometer machine.
Further, the first support member is set between described first coupling spindle and power transmission shaft, and the first support member is installed on
On one bearing, it is provided through the first rotary shaft of described first support member in the first support member, one end of the first rotary shaft is even
Connect described first coupling spindle, the other end passes through the first elastomeric connector and connects described power transmission shaft；And/or,
Second support member is set between described second coupling spindle and power transmission shaft, and the second support member is installed on the second bearing,
It is provided through the second rotary shaft of described second support member, one end of the second rotary shaft connects described second in second support member
Coupling spindle, the other end passes through the second elastomeric connector and connects described power transmission shaft.
Further, described second rotary shaft passes through the first steel plate coupling described second coupling spindle of connection, the second connection
Axle passes through the second steel plate coupling and connects described dynamometer machine.
Further, described first coupling spindle is universal drive shaft.
Further, the material of described power transmission shaft is carbon fiber.
Motor for Electric Automobile testboard bay of the present utility model, by the shaft portion set expanded shaft indoor positioned at sound insulation
Pipe box, wraps up muffler part outside major axis pipe box, can be effectively reduced the noise producing during transmission shaft driven, not only structure letter
Single, also without setting up professional whole elimination room or semianechoic room can reach in engineering test vibration noise to laboratory's background noise
Requirement, greatly reduce the cost of equipment.
Brief description
Fig. 1 is the structural representation of the Motor for Electric Automobile testboard bay of the utility model one embodiment.
The realization of the utility model purpose, functional characteristics and advantage will be described further in conjunction with the embodiments referring to the drawings.
Specific embodiment
It should be appreciated that specific embodiment described herein, only in order to explain the utility model, is not used to limit this
Utility model.
With reference to Fig. 1, a kind of Motor for Electric Automobile testboard bay of the utility model one embodiment is proposed, including sound booth
10th, dynamometer machine 20, power transmission shaft 30, the first bearing 40 and the second bearing 50；In described sound booth 10, described first bearing 40 is set,
Sound booth 10 outside arranges described second bearing 50, and the second bearing 50 arranges described dynamometer machine 20；Described power transmission shaft 30 runs through
The side wall of described sound booth 10, one end connects described dynamometer machine 20, and other end connection is placed on to be measured on the first bearing 40
Motor 60 output shaft；The part that described power transmission shaft 30 is located in sound booth 10 is socketed with major axis pipe box 70, outside major axis pipe box 70
Parcel muffler part 80.
In the present embodiment, above-mentioned sound booth 10 is a kind of space reducing inside and outside sound transmission efficiency.Above-mentioned dynamometer machine
20 can measure power output treating measured motor 60 etc..Motor 60 has mainly been connected by above-mentioned power transmission shaft 30 with dynamometer machine 20
Come, make dynamometer machine 20 can collect motor 60 work when power rating etc..Above-mentioned first bearing 40 and the second bearing 50
It is mainly used for placing the device of motor 60 and dynamometer machine 20, such as thick and heavy firm steel plate, and it is first-class to be fixedly mounted on ground),.
Above-mentioned major axis pipe box 70 typically can have gap and power transmission shaft 30 between, both can reduce the noise that power transmission shaft 30 produces when rotating
Be delivered to the efficiency in sound booth 10, muffler part 80 can also be supported, and muffler part 80 general by can effective absorption sound
The material of sound is made, such as sound insulation cotton, sound insulation rubber etc..
In the present embodiment, above-mentioned sound booth 10 includes Double-layer sound-insulation wall, and the interior wall 11 of Double-layer sound-insulation wall arranges first
12, on the exterior wall 13 of Double-layer sound-insulation wall, corresponding first 12 is provided with second 14.The setting of Double-layer sound-insulation wall, is effectively isolated outer
Boundary's vibration and noise are delivered in sound booth 10.Double-layer sound-insulation wall is divided into interior wall 11 and exterior wall 13, is respectively provided with first above
12 and second 14, can conveniently enter in sound booth 10, setting two sects for a sect is only set, Ke Yiti
High isolation extraneous vibration and the effect of noise.
In the present embodiment, above-mentioned first bearing 40 includes the first elastic layer and the first podium level；Under described sound booth 10
Described first elastic layer is arranged on bottom surface, the first elastic layer arranges described first podium level, the first podium level is placed to be measured
Motor 60.Above-mentioned first elastic layer is generally rubber blanket etc., can reduce the absorption of vibrations of sound booth 10 bottom surface to be measured
The vibration effect of examination motor 60, improves test accuracy.Above-mentioned first podium level be used for setting treat measured motor 60 station and
As devices such as fixtures.The bottom surface of above-mentioned sound booth 10 is generally ground.
In the present embodiment, above-mentioned second bearing 50 includes the second elastic layer and the second podium level；Outside described sound booth 10
Ground on described second elastic layer is set, the second elastic layer arranges described second podium level, on the second podium level place institute
State dynamometer machine 20.In the same manner, above-mentioned second elastic layer is also typically rubber blanket etc., can inhale the vibration of outside for sound booth 10 bottom surface
Receive, reduce the vibration effect to dynamometer machine 20, improve test accuracy.Above-mentioned second podium level is used for arranging dynamometer machine 20 grade dress
Put.
In the present embodiment, above-mentioned power transmission shaft 30 connects the output shaft of motor 60 to be tested by the first coupling spindle 31, passes through
Second coupling spindle 32 connects described dynamometer machine 20.Above-mentioned first coupling spindle 31 generally universal drive shaft.First coupling spindle 31 and second
The setting of coupling spindle 32, can facilitate the connection of motor 60 output shaft and power transmission shaft 30, the connection of dynamometer machine 20 and power transmission shaft 30.
In the present embodiment, between above-mentioned first coupling spindle 31 and power transmission shaft 30, first support member 33, the first support member are set
33 are installed on the first bearing 40, are provided through the first rotary shaft of described first support member 33 in the first support member 33, the
One end of one rotary shaft connects described first coupling spindle 31, and the other end connects described power transmission shaft by the first elastomeric connector 34
30.First support member 33 can be with stable drive axle 30 and the transmission after measured motor 60 output shaft is connected..And pass through the first elasticity
Connector 34 connects described power transmission shaft 30, can enhance the shock resistance function of testboard bay.
In the present embodiment, between above-mentioned second coupling spindle 32 and power transmission shaft 30, second support member 35, the second support member are set
35 are installed on the second bearing 50, are provided through the second rotary shaft of described second support member 35 in the second support member 35, the
One end of two rotary shafts connects described second coupling spindle 32, and the other end connects described power transmission shaft by the second elastomeric connector 36
30.Second support member 35 can be connected with dynamometer machine 20 with stable drive axle 30 after transmission.And pass through the second elastomeric connector 36
Connect described power transmission shaft 30, equally can enhance the shock resistance function of testboard bay.
In the present embodiment, above-mentioned second rotary shaft connects described second coupling spindle 32 by the first steel plate coupling 37, the
Two coupling spindles 32 connect described dynamometer machine 20 by the second steel plate coupling 38.First steel plate coupling 37 and the second steel disc shaft coupling
The setting of device 38, can further improve the shock resistance function of testboard bay.
In the present embodiment, the material of above-mentioned power transmission shaft 30 is carbon fiber it is therefore an objective to reduce the quality of power transmission shaft 30, thus subtracting
Underneath drive axle 30 rotary inertia.
In this particular embodiment, on sound booth 10 exterior wall 13 second 14 and first 12 on interior wall 11 are opened,
Then in sound booth 10, will treat that measured motor 60 is placed on the first podium level of the first bearing 40, the first podium level sets
Put on the first resilient rubbber cushion on sound booth 10 bottom surface.Treat that measured motor 60 will treat measured motor 60 by corresponding fixture
Fixing, then the output shaft of motor 60 is connected with universal drive shaft, universal drive shaft and the first rotary shaft running through the first support member 33
One end connects, and the other end of the first rotary shaft connects one end of power transmission shaft 30 by the first elastomeric connector 34, and power transmission shaft 30 passes through
Wear sound booth 10 the other end run through interior wall 11 and the exterior wall 13 of sound booth 10 after, by the second elastomeric connector 36 connect run through
One end of second rotary shaft of the second support member 35, the other end of the second rotary shaft connects second by the first steel plate coupling 37
Coupling spindle 32, the second coupling spindle 32 passes through the second steel plate coupling 38 dynamometer machine for connecting 20, and dynamometer machine 20 is fixedly installed on second
On the second podium level on bearing 50, the second podium level is arranged on the second resilient rubbber cushion.Power transmission shaft 30 is located at sound booth 10
Interior part is socketed with major axis pipe box 70, major axis pipe box 70 outside parcel acoustical cotton.To close after measured motor 60 installation
First 12 and second 14, start to treat measured motor 60 and tested.
The Motor for Electric Automobile testboard bay of the present embodiment, has that structure is simple, low engineering cost, strong shock resistance
Advantage, and meet noise fest room the restriction of noisiness required, in addition to possessing motor 60 general performance test function,
It is also equipped with vibration and noise test function.
The foregoing is only preferred embodiment of the present utility model, not thereby limit the scope of the claims of the present utility model,
Equivalent structure or equivalent flow conversion that every utilization the utility model specification and accompanying drawing content are made, or direct or indirect transport
Used in other related technical fields, all include in the same manner in scope of patent protection of the present utility model.
Claims (8)
1. a kind of Motor for Electric Automobile testboard bay is it is characterised in that include sound booth, dynamometer machine, power transmission shaft, the first bearing
With the second bearing；
Described sound insulation interior described first bearing of setting, arranges described second bearing, the second bearing arranges institute outside sound booth
State dynamometer machine；Described power transmission shaft runs through the side wall of described sound booth, and one end connects described dynamometer machine, and other end connection is placed on
Motor output shaft to be measured on first bearing；
Described power transmission shaft is located at the indoor part of sound insulation and is socketed with major axis pipe box, wraps up muffler part outside major axis pipe box.
2. Motor for Electric Automobile testboard bay according to claim 1 is it is characterised in that described sound booth includes bilayer
Sound-proof wall, the interior wall of Double-layer sound-insulation wall arranges first, and on the exterior wall of Double-layer sound-insulation wall, corresponding first is provided with second.
3. Motor for Electric Automobile testboard bay according to claim 1 is it is characterised in that described first bearing includes
Posterior limiting and the first podium level；Described first elastic layer is arranged on the bottom surface of described sound booth, the first elastic layer is arranged
Described first podium level, the first podium level is placed and treats measured motor；And/or,
Described second bearing includes the second elastic layer and the second podium level；Described second is arranged on ground outside described sound booth
Elastic layer, the second elastic layer arranges described second podium level, and the second podium level is placed described dynamometer machine.
4. Motor for Electric Automobile testboard bay according to claim 1 is it is characterised in that described power transmission shaft passes through first
Coupling spindle connects the output shaft of motor to be tested, connects described dynamometer machine by the second coupling spindle.
5. Motor for Electric Automobile testboard bay according to claim 4 is it is characterised in that described first coupling spindle and biography
First support member is set between moving axis, and the first support member is installed on the first bearing, is provided through described in the first support member
First rotary shaft of the first support member, one end of the first rotary shaft connects described first coupling spindle, and the other end passes through the first elasticity
Connector connects described power transmission shaft；And/or,
Second support member is set between described second coupling spindle and power transmission shaft, and the second support member is installed on the second bearing, second
It is provided through the second rotary shaft of described second support member, one end of the second rotary shaft connects described second connection in support member
Axle, the other end passes through the second elastomeric connector and connects described power transmission shaft.
6. Motor for Electric Automobile testboard bay according to claim 5 is it is characterised in that described second rotary shaft is passed through
First steel plate coupling connects described second coupling spindle, and the second coupling spindle passes through the second steel plate coupling and connects described dynamometer machine.
7. the Motor for Electric Automobile testboard bay according to any one of claim 4-6 is it is characterised in that described first
Coupling spindle is universal drive shaft.
8. the Motor for Electric Automobile testboard bay according to any one of claim 1-6 is it is characterised in that described transmission
The material of axle is carbon fiber.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620355507.3U CN205898973U (en) | 2016-04-25 | 2016-04-25 | Motor testboard frame for electric automobile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620355507.3U CN205898973U (en) | 2016-04-25 | 2016-04-25 | Motor testboard frame for electric automobile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205898973U true CN205898973U (en) | 2017-01-18 |
Family
ID=57766013
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620355507.3U Active CN205898973U (en) | 2016-04-25 | 2016-04-25 | Motor testboard frame for electric automobile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205898973U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108981900A (en) * | 2017-06-01 | 2018-12-11 | 上汽通用汽车有限公司 | High-speed motor acoustical behavior test equipment |
| CN109738057A (en) * | 2019-01-24 | 2019-05-10 | 吉孚动力技术(中国)有限公司 | New-energy automobile electric drive assembly noise test equipment and its test method |
-
2016
- 2016-04-25 CN CN201620355507.3U patent/CN205898973U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108981900A (en) * | 2017-06-01 | 2018-12-11 | 上汽通用汽车有限公司 | High-speed motor acoustical behavior test equipment |
| CN109738057A (en) * | 2019-01-24 | 2019-05-10 | 吉孚动力技术(中国)有限公司 | New-energy automobile electric drive assembly noise test equipment and its test method |
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| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |